241results about "Multiconductor cable end pieces" patented technology

The invention discloses a digital modular low-voltage intelligent switch cabinet which is applied to the technical field of switch cabinets, a fixing device is arranged between a working module and a connecting interface, meanwhile, the fixing device is protected through a fixing arm, and when the connecting interface and a connecting joint are subjected to force in the non-vertical direction, the connecting interface and the connecting joint are fixed through the fixing arm. The force in the limit horizontal direction borne by the connecting interface and the connecting joint is controlled through breakage of the fixing arm, the connecting interface and the connecting joint are protected through the fixing arm, the replacement cost and difficulty are reduced, the connecting interface and the connecting joint are not prone to deformation, and subsequent normal use is not prone to being affected; meanwhile, a locking device and a limiting ring are introduced to support a connecting interface, so that the fixed arm is not prone to fracture and failure in advance, the reliability of the working module and the detection module in the using process is greatly improved, the fixed arm is not prone to frequent fracture, and frequent maintenance work is not needed.

The invention relates to a device (1) for contacting an electrical conductor (2), in particular a cable conductor of a power supply cable, comprising at least - a connecting body (3) that defines a receiving space (4) into which the conductor (2) to be contacted can be inserted with its end face (5), and - a contact medium (6) with a plurality of electrically conductive and adjacent contact bodies (7) introduced into the receiving space (4), with which the end face (5) of the conductor (2) can be electrically contacted. According to the invention, it is provided that the electrical conductor (2) can be fixed in the receiving space (4), wherein a contact surface (8) of the receiving space (4) facing the conductor (2) is designed in such a way that electrical contact between the connecting body (3) and the conductor (2) is optimized.

The wire harness comprises a main plug, a plurality of connecting holes and a plurality of conductive sleeves are arranged on the plug, each conductive sleeve comprises a vertical connecting part and a plurality of elastic sheets, the elastic sheets are annularly arranged outside the vertical connecting part at intervals and connected with the vertical connecting part, and the sides, close to orifices of the connecting holes, of the elastic sheets incline outwards. The conductive sleeve is inserted into the connecting hole, and the elastic sheet deforms under the action of the outer wall of the connecting hole and abuts against the outer wall of the wire harness core. When the conductive sleeve and the wire harness are synchronously inserted into the connecting hole, the elastic sheets deform towards the inner side of the connecting hole under the action of the hole wall of the connecting hole and are pressed on the wire harness core, so that the wire harness is locked by using the plurality of elastic sheets, the mechanical locking capability of the conductive sleeve on the wire harness is optimized, and the connection reliability is improved; and the plurality of elastic sheets enclose to form the side wall matched with the hole wall of the connecting hole under the action of the connecting hole, so that the contact area between the elastic sheets and the wire core is increased, and the electrical performance is improved.

The utility model relates to a branching wire clamp. The branching wire clamp comprises a wire clamp main plate, a clamping plate and a fastening assembly. The wire clamp main plate is integrally formed by a branching support plate and a main wire clamp sleeve, the main wire clamp sleeve is provided with a main wire clamp hole, and the two ends of the main wire clamp sleeve extend to form fixing steps and are fixedly connected through bolts. The upper side and the lower side of the branching support plate are provided with first arc-shaped clamping grooves, and the clamping plate is provided with second arc-shaped clamping grooves. The fastening assembly comprises a screw rod, a nut, a wave-shaped gasket and a pre-tightening spring, the screw rod penetrates through the fixing hole, the nut is in threaded connection with the screw rod, and the pre-tightening spring is arranged between the nut and the wave-shaped gasket. According to the utility model, the branching support plate and the main wire jacket are arranged on the wire clamp main plate, and the clamping grooves are arranged on the upper side and the lower side of the branching support plate, so that multipath branching is realized, simultaneous connection of two branch wires can be completed at one time, and the working efficiency is improved. The pre-tightening structural design ensures that the bolt is not easy to loosen in the long-term use process, and a good contact state can be kept even in the environment of vibration or large temperature change.

The invention relates to the technical field of terminal structures, and particularly discloses an enameled wire terminal structure, a connecting device and a connecting method.The enameled wire terminal structure comprises a wire part and an end part which are fixedly connected in a riveting mode, the end, connected with the end part, of the wire part is provided with a limiting groove in a surrounding mode, and the end part is provided with a slot allowing the wire part to be inserted therein; limiting rings embedded into the limiting grooves are arranged in the inserting grooves. The enamelled wire connecting terminal has the advantages of solving the problem that the enamelled wire connecting terminal is burnt black and cracked due to a welding mode in a new energy automobile, and being beneficial to reducing the production cost.

The utility model provides an underwater connection auxiliary device based on magnetic suction auxiliary positioning, which relates to the technical field of ocean optical cable connection, and comprises a first magnetic assembly and a second magnetic assembly, the first magnetic assembly comprises a first sleeve, a magnetic block is fixedly arranged at the end part of the first sleeve, and the second magnetic assembly comprises a second sleeve. A rotary magnetic structure is rotatably arranged at the end of the second sleeve and comprises an annular block and a magnetic sheet arranged in the annular block, a sliding groove is formed in the end of the second sleeve, a sleeve body is rotatably connected into the sliding groove, the annular block is slidably arranged in a U-shaped groove in the sleeve body, and magnetic attraction force exists between the magnetic block and the magnetic sheet. And the cable left connecting piece and the cable right connecting piece are quickly aligned under the action of the magnetic attraction force. The cable connecting piece is magnetically attracted and positioned through the magnetic block and the magnetic sheet, and the problem that the cable connecting piece is difficult to align quickly during manual or machine operation due to the fact that the underwater visibility is low and the position of the cable is unstable due to water flow impact is solved.

The present utility model discloses a terminal, an electrical connection module, and a connector. The terminal comprises a mating section configured to interlock with a mating terminal and having a front end section and a rear end section, as well as a primary locking tab configured to engage in a connector housing. The front end section of the mating section comprises: a front annular section comprising a first top wall, a first bottom wall, and a pair of first side walls; and a front reinforcing section configured to increase the structural strength of the front annular section, comprising a first bottom plate, a first side plate, and a first engagement plate arranged on two sides of the first bottom plate.A root section of the primary locking tab is connected to a rear side of the first upper wall, the first bottom plate rests against an outer side of the first bottom wall, the first side plate rests against an outer side of one of the first side walls and is connected to the first upper wall, and the first engagement plate engages in the other first side wall. In the present utility model, the mating section of the clamp has reinforcing sections at both the front and rear end sections, which improve the structural strength of the mating section and ensure that the clamp is reliably locked in the housing.

An electrical connector includes a terminal having an end connecting to a cable, a terminal position assurance member having a terminal fixing portion fixedly connecting to the terminal, and a housing. The terminal is mounted to the housing together with the terminal position assurance member.

To mount a module efficiently and firmly to make it possible to conduct electricity to a point to be mounted.SOLUTION: Along with mounting a wiring harness 100, insertion openings 14a, 14b through which bolts B to be fastened and fixed to conductive points P2a, P2b to be mounted are provided at mounting and fixing portions 13a, 13b of a mounting body to be mounted to the points P2a, P2b to be mounted. Protective members 20a, 20b for protecting the mounting and fixing portions 13a, 13b against the fastening pressure of the bolts B includes an insertion direction portion 25 arranged on the insertion opening 14a, and a wire fixing unit 21 for fixing a ground wire 2.SELECTED DRAWING: Figure 1

The invention relates to a tool, a method for manufacturing a device using the tool and a device, wherein the tool has at least one first crimping jaw unit and a guide unit, wherein the first crimping jaw unit internally delimits a tool receiving portion extending along a straight line for receiving a crimp sleeve and an electrical wire, wherein the first crimping jaw unit has a first crimping jaw having a first pressing surface arranged on a side facing the tool receiving portion, a second crimping jaw having a second pressing surface arranged on a side facing the tool receiving portion, wherein the first pressing surface of the first crimping jaw is arranged axially offset with respect to the straight line relative to the second pressing surface of the second crimping jaw, wherein the first crimping jaw is mechanically connected to the second crimping jaw by a first setting device, wherein the second pressing surface is adjustable between a first pressing position and a second pressing position by the first setting device.

The application discloses a kind of cooperation voltage test's measurement terminal terminal clamp structure, belong to electric power detection auxiliary device technical field;It includes measurement terminal box;Several wiring holes are provided in measurement terminal box;Corresponding wiring terminal is installed at wiring hole position;One end of wiring terminal passes through wiring hole and is connected with the lead wire of the back of measurement terminal box, the other side is left in the inside of measurement terminal box, still be provided with the movable auxiliary clamping head on measurement terminal box;Through hole is opened on auxiliary clamping head, and detachably mounted with positioning clamping piece at through hole;One end of positioning clamping piece is attached with the side of wiring terminal left in measurement terminal box, and the other end is connected with wiring clamp;The application effectively solves the connection instability between the currently used conventional measurement terminal and test terminal clamp, and there is a certain safety risk.

The utility model relates to the field of electronic wires, in particular to an electronic wire with a wire harness protection structure, an electronic wire body is composed of an end head and an electronic wire body, a polyurethane sleeve clamp is sleeved on the outer wall of the electronic wire body, one end of the polyurethane sleeve clamp is fastened and mounted at the end head through a mounting head, and the other end of the polyurethane sleeve clamp is fastened and mounted at the other end of the end head. And a plurality of limiting grooves are formed in the inner wall of the end head so as to be matched with an electronic wire body. According to the utility model, the electronic wire body is tightly sleeved with the polyurethane clamping sleeve to play a role in efficient protection, and the polyurethane clamping sleeve is connected with the end of the electronic wire through the mounting head, so that the mounting head can protect the wire body at the end and prevent the wire body from being excessively bent and damaged; and the mounting head and the polyurethane jacket are synchronously opened and closed, so that convenient later maintenance operation is realized.

The utility model discloses a female joint of a cable connector, which comprises a cable connector shell, a wiring terminal is fixedly arranged in the cable connector shell, a cable connecting wire is fixedly arranged at the tail part of the cable connector shell, the cable connecting wire is linearly connected with the wiring terminal, and the wiring terminal is fixedly connected with the cable connector shell. A protective cover is arranged outside the cable connecting line, the protective cover is fixedly connected with the cable connector shell, an auxiliary butt joint mechanism is movably installed on one side of the cable connector shell, the auxiliary butt joint mechanism comprises two sets of connecting side plates, an upper pressing plate and a fixing piece, and the upper pressing plate is movably installed on one side of the cable connector shell. The two connecting side plates are fixed to the two sides of the upper pressing plate respectively, and mounting holes are formed in the connecting side plates. According to the utility model, the female joint of the cable connector can be quickly disassembled, assembled and fixed, the operation is convenient, the stability during connection is improved, and the connection of the cable connector is smoother and more stable.

A battery pack (10) includes a first intermediate connecting member (54) that electrically connects: a harness (30a) which is electrically connected to a battery core pack (14); and a first connection terminal (44). The first intermediate connecting member (54) includes: a harness connection portion (86) to which an end (31) of the harness (30a) is connected; and a terminal connection portion (88) to which the first connection terminal (44) is connected. A body portion (84) of the first intermediate connecting member (54) includes an offset portion (94). The offset portion (94) connects: a first extension end (90) extending from the harness connection portion (86); to a second extension end (92) extending from the terminal connection portion (88).

The invention relates to the technical field of temporary grounding devices, and discloses a temporary grounding device for substation maintenance, which comprises an insulating operating rod, the bottom of the insulating operating rod is in through connection with a handle, the top of the insulating operating rod is fixedly connected with a jointing clamp, the outer wall of the jointing clamp is slidably connected with a top plate, and the bottom of the top plate is fixedly connected with a spring. The bottom of the top plate is connected with a push rod in a penetrating mode, in the lifting process of the top plate, the push rod generates upward thrust on the first spring, so that the sliding plate synchronously moves upwards under the thrust of the first spring, and due to the fact that the first top plate is fixedly connected to the top of the sliding plate, when the sliding plate slides upwards, the supporting plate fixedly connected with the first top plate moves upwards at the same time; at the moment, the frame fixedly connected with the top of the supporting plate moves synchronously, the round rod and the insulation gear are driven to move upwards together, and when the insulation gear touches the cable, the insulation gear and the cable are effectively separated through extrusion and are effectively isolated through an insulation material.

The utility model discloses an adjustable copper wiring terminal which comprises a conductive member and a wiring member, the wiring member is provided with a first connecting part, the conductive member is provided with two second connecting parts and abuts against two ends of the first connecting part, two ends of the first connecting part are provided with first springs and abut against the second connecting parts, and the second connecting parts are provided with second springs. The first connecting part is hinged to the second connecting part, a plurality of fixing grooves at equal intervals are evenly distributed in the two ends of the first connecting part with the hinge point as the axis, a fixing block capable of ascending and descending is arranged at one end of the second connecting part, and a second spring is arranged in the second connecting part. According to the utility model, only the wiring piece needs to be pushed to form an included angle between the first connecting part and the second connecting part, the outgoing position of the wire is adjusted, the wire is prevented from being in a bent state for a long time, and the product has the advantages of adjustable bending angle, prolonged service life of the wire, locking function and the like by embedding the first spring and the fixing block into the fixing groove and locking the bending angle.

A terminal for a power cable is provided that includes a conductive clamp, a terminal block, and a set screw. The clamp is located in the terminal block and includes a plurality of openings sized to receive low voltage connectors such as shovel connectors. The openings in the clamp are arranged to orderly arrange the shovel connectors and respective tail connections of the shovel connectors. The clamp and the shovel connectors have a position and orientation such that when the set screw is installed in the terminal block, a force is applied to the clamp by the set screw. The clamp presses and secures the shovel connectors to the terminal block.

The invention relates to the technical field of grounding wires for distribution networks, in particular to a short-circuit grounding wire for a cable plug of a distribution network. Comprising a shoe sleeve body, a grounding wire, a grounding electrode and a conductive column, one end of the grounding wire is connected with the grounding electrode, the other end of the grounding wire is fixedly connected with three connecting wires, the connecting wires are fixedly connected with the conductive column, the left portion of the shoe sleeve body is provided with an installation cavity, and a copper nose is fixedly installed in the installation cavity of the shoe sleeve body. And the left end of the conductive column penetrates through the boot sleeve body and is pressed on the copper nose. The shoe sleeve is reasonable and compact in structure and convenient to use, through cooperative use of the shoe sleeve body, the grounding wire, the grounding electrode, the copper nose and the conductive column, the purpose of short-circuit grounding of a 10 kV cable plug without dismounting the shoe sleeve is achieved, damage to the plug is avoided, the shoe sleeve has the advantages of being safe, reliable and high in universality, operation is convenient, and the service life of the shoe sleeve is prolonged. The efficiency of first-aid repair is improved, and the labor intensity of operators and the manufacturing cost are greatly reduced.

The utility model discloses a motor welding copper bar, which relates to the field of copper bars, and comprises a first copper bar stranded wire, a second copper bar stranded wire is arranged on the outer wall of the first copper bar stranded wire, a terminal is arranged at one end of the first copper bar stranded wire, a slot is arranged in the terminal, an anti-skidding convex block is fixedly connected in the terminal, and the anti-skidding convex block is arranged in the slot. A plurality of groups of first copper bar stranded wires and second copper bar stranded wires are wound, one end of each first copper bar stranded wire and one end of each second copper bar stranded wire are welded, then the ends are shaped, terminals are moved to sleeve the welded and shaped ends, and the ends of the first copper bar stranded wires and the second copper bar stranded wires are extruded by anti-slip bumps by crimping the terminals, so that the problem of resistance fluctuation is solved, and the service life of the terminals is prolonged. The outer wall of the first copper bar stranded wire is fixedly connected with the epoxy resin coating, so that the corrosion resistance and the oxidation resistance of the copper bar can be improved, and the outer wall of the epoxy resin coating is fixedly connected with the tinned coating, so that the insulating property of the copper bar can be improved.

The invention discloses a household photovoltaic energy storage charging system connecting cable, and relates to the field of cable connection, and the household photovoltaic energy storage charging system connecting cable comprises a first cable, a first butt joint is installed on the first cable, a second cable is arranged at one end of the first cable, a second butt joint is installed on the second cable, and a rapid fixing mechanism is arranged between the first butt joint and the second butt joint. And an auxiliary fixing mechanism is arranged on the quick fixing mechanism. The quick fixing mechanisms between the first cable and the second cable are close to each other and clamped together, when the first butt joint and the second butt joint are in butt joint, the first cable and the second cable are fixed, the first butt joint and the second butt joint can be stably in butt joint together for power transmission, and the auxiliary fixing mechanisms are driven by the quick fixing mechanisms to fix the first cable and the second cable. And the auxiliary fixing mechanism further limits the quick fixing mechanism, so that the butt joint I and the butt joint II on the cable I and the cable II can be connected more conveniently and quickly, and the possibility that the butt joint I and the butt joint II are relatively complicated to fix is reduced.

This invention discloses a composite voltage detection and grounding device and a contact network voltage detection and grounding control system. The device includes a mounting bracket, a driving device, and a voltage detection and grounding rod assembly. The voltage detection and grounding rod assembly includes a first insulating rod, a grounding switch, a detector, and a metal rod. The driving device is connected to the rear end of the first insulating rod and is used to drive the first insulating rod to swing. The grounding switch and the detector are both located at the front end of the first insulating rod. In its free state, the front end of the metal rod is located on the open side of the grounding switch, and the open side and the metal rod are arranged side by side along the extension direction of the contact network. The system is based on the device. Using the device and system provided by this solution not only facilitates the intelligent and automated realization of voltage detection and grounding, but also enables the voltage detection and grounding equipment to be integrated, allowing voltage detection and grounding to be completed during continuous operation. Furthermore, compared with existing technologies, it has the characteristics of more reliable and safer voltage detection and grounding.

The utility model discloses a gun type device for hanging a 500kV ground wire, which belongs to the field of drip irrigation emitter design, and is characterized by comprising a launching tube and a supporting tube, a storage device and a launching device are arranged in the launching tube, a ground wire is stored in the storage device, the ground wire is fixed on a cable after being launched by the launching device, a sighting device is arranged at the side part of the launching tube, and the sighting device is connected with the supporting tube. A grounding claw is arranged at the end of the grounding wire, a trigger for controlling the launching device is arranged on the side portion of the launching support, a rotating wheel for controlling the storage device is arranged on the side portion of the launching tube, a prefabricated hole for the grounding wire to stretch out is formed in the side portion of the launching tube, and an auxiliary handle for a worker to grasp is arranged on the side portion of the launching tube. Compared with the prior art, the grounding wire hanging device has the advantages that the grounding wire hanging is more convenient, the operation time is greatly shortened, the grounding wire hanging efficiency is improved, the safety distance is kept when a worker hangs the grounding wire, and in addition, the grounding wire is more convenient to store due to the arrangement of the storage device.

An electrical connector includes a clamp body having a base, a side portion, an upper portion, and a boss. The clamp body defines a cable groove configured to receive a primary conductor and an aperture for receiving a secondary conductor. A primary fastener is movably connected to the clamp body. A keeper is connected to the clamp body and moveable with the primary fastener to secure the primary conductor in the cable groove. A secondary fastener is configured to secure the secondary conductor in the aperture. The clamp body is configured to provide a spring force to the secondary conductor when engaged with the secondary fastener.

A conductive module includes that a bus bar; a wiring component that electrically connects the bus bar to a battery monitoring unit; an electrical connection component that solders a first electrode to a first electrical connection portion on a bus bar side and solders a second electrode to a second electrical connection portion of a wiring terminal of the wiring component; and an insulating member that encloses the electrical connection component, the first electrical connection portion, and the second electrical connection portion are included.

This utility model provides a universal alloy torque terminal, mainly relating to the technical field of universal alloy torque terminals. A universal alloy torque terminal includes a connecting tube, with a connecting plate fixedly mounted at one end of the connecting tube. The connecting plate has a mounting hole on its top surface, and two threaded fastening screws are threaded onto the connecting tube, distributed laterally. The advantages of this utility model are: By using the cooperation of the two fastening screws and the arc-shaped pad, the cable can be quickly fixed without the need for clamping tools, saving connection time and improving connection efficiency; simultaneously, the limiting device can limit and fix the cable harness on both sides, improving the stability of the cable harness within the connecting tube and enhancing connection stability; furthermore, the supporting and fixing component can support and fix the outer end of the cable harness, reducing the shaking of the cable harness within the connecting tube and further improving the connection stability of the cable harness within the connecting tube, ensuring the effective contact of the cable harness.

The utility model relates to a simple ground wire grounding device for temporary power utilization, which comprises a grounding rod, a handle, a wire holder and a fixing bolt, the bottom is of a conical structure, the top end is connected with the handle, the wire holder is mounted at the upper end of the grounding rod, the wire holder is of a cubic structure, and the surfaces of two adjacent sides are provided with jacks and threaded holes. The insertion hole is formed in the vertical direction and communicates with the threaded hole, the fixing bolt is rotationally connected into the threaded hole, and scale marks are arranged on the ground insertion rod located at the bottom of the wire holder. The grounding wire is fixed through the wire holder and is stably grounded, and unsafe charges or leakage current generated due to various reasons are led out. The ground insertion depth can be controlled through the scale marks, the ground insertion is convenient and fast, the wiring is convenient, the ground insertion is convenient, the problems that the ground insertion depth of a temporary power utilization ground wire is difficult to control, the ground is difficult to insert, the ground is difficult to pull out and the like in the construction process are solved, the grounding efficiency of the ground wire is improved, and the ground insertion depth of the ground insertion rod is convenient to control.

The invention relates to a connection box comprising a primary pair and a secondary pair of electrical contacts on a printed circuit board (22), each pair including a first (241, 242) and a second (251, 252) electrical contacts; a first set (261) of conductive tracks electrically coupling the first contacts of the primary (231) and secondary (232) pairs, and a second set (262) of tracks electrically coupling the second contacts of the primary and secondary pairs. The contacts of the primary pair are two perforation or insulation displacement contacts transversely receiving and directly connecting two insulated conductors of the same single-pair Ethernet main cable (1a) entering and exiting the box via two main access routes (271, 272) to the box.The contacts of the secondary pair (232) electrically connect two insulated conductors of the same secondary Ethernet cable (1b) connected through a secondary access path (273) to the enclosure.